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C95820 Bronze vs. C55181 Copper

Both C95820 bronze and C55181 copper are copper alloys. Both are furnished in the as-fabricated (no temper or treatment) condition. They have 80% of their average alloy composition in common. There are 20 material properties with values for both materials. Properties with values for just one material (9, in this case) are not shown.

For each property being compared, the top bar is C95820 bronze and the bottom bar is C55181 copper.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 120
110
Poisson's Ratio 0.34
0.34
Shear Modulus, GPa 44
40
Tensile Strength: Ultimate (UTS), MPa 730
200

Thermal Properties

Latent Heat of Fusion, J/g 230
190
Maximum Temperature: Mechanical, °C 230
200
Melting Completion (Liquidus), °C 1080
790
Melting Onset (Solidus), °C 1020
710
Specific Heat Capacity, J/kg-K 440
410
Thermal Expansion, µm/m-K 17
16

Otherwise Unclassified Properties

Base Metal Price, % relative 29
28
Density, g/cm3 8.3
8.5
Embodied Carbon, kg CO2/kg material 3.5
2.4
Embodied Energy, MJ/kg 56
38
Embodied Water, L/kg 380
290

Common Calculations

Stiffness to Weight: Axial, points 8.0
7.0
Stiffness to Weight: Bending, points 20
19
Strength to Weight: Axial, points 24
6.5
Strength to Weight: Bending, points 22
8.9
Thermal Shock Resistance, points 25
8.2

Alloy Composition

Aluminum (Al), % 9.0 to 10
0
Copper (Cu), % 77.5 to 82.5
92.4 to 93
Iron (Fe), % 4.0 to 5.0
0
Lead (Pb), % 0 to 0.020
0
Manganese (Mn), % 0 to 1.5
0
Nickel (Ni), % 4.5 to 5.8
0
Phosphorus (P), % 0
7.0 to 7.5
Silicon (Si), % 0 to 0.1
0
Tin (Sn), % 0 to 0.020
0
Zinc (Zn), % 0 to 0.2
0
Residuals, % 0
0 to 0.15